How wet is the tray?
Could be fungus gnats.
Why don't you just use pyrethrin right in the tray and kill them where they breed?
stinkyattic Reviewed by stinkyattic on . Ground Cloves ? I have abunch of little tiny tiny bugs in my tray...the tray my plants sit on...i was wondering if this homemade stuff will work...or if anyone knows of a homemade method? Insects donā??t like the strong scent and taste of cloves, and cloves will successfully get rid of crawling insects in the garden and will kill flying insects. Combine approximately two tablespoons of ground cloves with a quart of water. Spray infested plants with this mixture, and make sure you donā??t forget the Rating: 5